"You throw his head back" instead of "You throw your head back".
Looking at the code, the issue is in Resplendent Aria's use of
[attacker.hisHer] instead of [attacker.combatHisHer] (proof: Dirty Trick uses the latter and has no pronoun issue).
[attacker.hisHer] instead of [attacker.combatHisHer] (proof: Dirty Trick uses the latter and has no pronoun issue).